Colored smoke



EDWIN C. WEISGERBER, OF THE UNITED STATES ARMY.

COLORED SMOKE.

No Drawing.

Specification of Letters Patent.

Patented May 4:, 1920.

Application filed January 10, 1919. Serial No. 270,573.

(FILED UNDER THE ACT OF MARCH 3, 1883, 22 STAT. I, 625.)

To all whom it may concern:

Be it known that I, EDWIN C. \VnIssER- BER, captain, Corps of Eng, U. S.BL, a citizen of the United States, stationed at Wash ington, D. 0.,have invented an Improvement in Colored Smoke, of which the following isa specification.

The invention described herein may be used by the Government, or any ofits offiacre or employees in prosecution of Work for the Government, orby any other person in the United States, Without payment of any royaltythereon.

This invention relates to colored smoke, for military and otherpurposes, and has particular relation to a smoke colored yellow.

The smoke producing composition comprises the following in substantiallythe proportions given.

30 parts potassium chlorate, 20 parts lactose, 15 parts litharge,

7 parts iodin.

Each of the ingredients is ground to poW- der separately, so that theycan be bolted through ordinary bolting cloth, and then they arethoroughly mixed by pouring from one receptacle to another.

What I claim as my invention is:

1. A colored smoke producing composition comprising potassium chlorate,lactose, litharge and iodin.

2. A colored smoke producing composition comprising in substantially theproportions following:

Potassium chlorate 30 parts Lactose 20 parts Litharge 15 parts Iodin 7parts EDWIN O. WEISGERBER.

